Fix color format decision based on height(pixels).
According to CEA-861-E:
"High Definition (HD) - A CE video format that, inclusively, has between
720 to 1080 active vertical lines (Vactive) lines per video frame."
Tested on Odroid-U3 with Exynos 4412 CPU, kernel next-20181128
using modetest.
Signed-off-by: Christoph Manszewski <c.manszewski@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_mixer.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index e3a4ecbc503b..bcc26c10095a 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -385,14 +385,9 @@ static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height)
{
u32 val;
- switch (height) {
- case 480:
- case 576:
+ if (height < 720) {
val = MXR_CFG_RGB601_0_255;
- break;
- case 720:
- case 1080:
- default:
+ } else {
val = MXR_CFG_RGB709_16_235;
/* Configure the BT.709 CSC matrix for full range RGB. */
mixer_reg_write(ctx, MXR_CM_COEFF_Y,
@@ -402,7 +397,6 @@ static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height)
MXR_CSC_CT(-0.102, -0.338, 0.440));
mixer_reg_write(ctx, MXR_CM_COEFF_CR,
MXR_CSC_CT( 0.440, -0.399, -0.040));
- break;
}
mixer_reg_writemask(ctx, MXR_CFG, val, MXR_CFG_RGB_FMT_MASK);
--
2.7.4
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